Pambuyo pa chitukuko chachangu mumakampani opanga zida zoyezera nkhungu m'dziko langa, zida zakula pang'onopang'ono pankhani yokhazikitsa miyezo, ukadaulo ndi malonda, ndipo zina mwa izo zafika pamlingo wapamwamba ndipo zapita patsogolo kwambiri. Ponseponse, chiyembekezo cha chitukuko cha makampani opanga zida zoyezera nkhungu m'dziko langa chili ndi chiyembekezo, ndipo chikuyamba kuyenda bwino padziko lonse lapansi.

"Dziko lathu likufunikabe kutumiza zinthu zambiri zokhazikika za nkhungu kuchokera kunja chaka chilichonse, ndipo mtengo wake ndi pafupifupi 8% ya zinthu zomwe zimagulitsidwa pachaka kuchokera kunja kwa dzikolo. Zinthu zokhazikika za nkhungu m'dziko muno zili ndi mavuto ambiri pankhani ya miyezo yaukadaulo, chitukuko cha ukadaulo, komanso khalidwe la zinthu." Mlembi Wamkulu wa International Mould, Metal and Plastic Industry Suppliers Association, Luo Baihui, adati miyezo ya zinthu zokhazikika za nkhungu ku China ndi yosakhazikika, yokhala ndi zinthu zochepa zogwirira ntchito, zinthu zochepa zaukadaulo, komanso kugwiritsa ntchito molakwika; kusintha kwaukadaulo ndi kochepa, zida zakale, ukadaulo wabwerera m'mbuyo, ndipo luso lapadera ndi lochepa. Ubwino wa zinthu ndi wosakhazikika; kusowa kwa luso laukadaulo, kasamalidwe sangapitirire, kupanga bwino kochepa, nthawi yayitali yotumizira; kugawa kosagwirizana kwa malo opangira ndi kugulitsa, mitundu yogwirira ntchito ndi zofunikira, kusakwanira kupereka; mayunitsi ena kuti apikisane pamsika, salabadira khalidwe, Katundu wosauka komanso wosauka amadzaza msika. Palinso zochitika zonyalanyaza ndalama, kuchepetsa mitengo mwachisawawa, ndikusokoneza msika, zomwe ziyenera kuphunziridwa mosamala ndikuthetsedwa.
Pofuna kupanga muyezo wogwirizana komanso wabwino wa mafakitale a zigawo za muyezo wa nkhungu m'dziko langa, Komiti Yaukadaulo Yoyang'anira Nkhungu Yadziko Lonse inakhazikitsidwa mu 1983. Kuyambira pomwe komitiyi idakhazikitsidwa, akatswiri akonzedwa kuti apange, asinthe ndikuwunikiranso miyezo ya nkhungu, ndipo miyezo yopitilira 90 yaperekedwa, kuphatikiza miyezo 22 yopangira stamping die ndi miyezo yopitilira 20 ya nkhungu yapulasitiki. Kupereka ndi kukhazikitsa miyezo iyi kwalimbikitsa kupita patsogolo kwaukadaulo ndi chitukuko cha makampani opanga nkhungu, ndipo kwapereka maubwino akulu azachuma ndi chikhalidwe. Kafukufuku, chitukuko ndi kupanga zigawo zokhazikika za modular zikuchitika m'njira yonse komanso mozama. Mitundu yonse yazinthu, mitundu, zidziwitso, ndi magwiridwe antchito aukadaulo wazinthu komanso milingo yaubwino yasinthidwa kwambiri.
Pakadali pano, kuchuluka kwa nkhungu zomwe zimagwiritsidwa ntchito m'dziko langa kwafika pa 50%, zomwe zikadali zochepa kwambiri poyerekeza ndi mayiko akunja otukuka (70-80%). M'zaka zaposachedwa, chiwerengero cha opanga ndi makampani ogulitsa m'dziko langa chawonjezeka chaka ndi chaka, koma ambiri mwa iwo ndi ang'onoang'ono, zida zakale, zapita patsogolo paukadaulo, zokwera mtengo, komanso zopindulitsa zochepa. Maziko ang'onoang'ono ndi apakatikati okha ndi maziko a nkhungu apulasitiki, mapositi otsogolera, manja otsogolera, ndodo zopukutira, akasupe a nkhungu, zida zopumira ndi zinthu zina zomwe zili ndi malonda apamwamba, zomwe zimatha kukwaniritsa zosowa za msika wakunyumba, ndipo zina mwa izo zimatumizidwa kunja.
Ndipo zinthu zomwe zili ndi zaukadaulo wapamwamba, kapangidwe kapamwamba, magwiridwe antchito abwino kwambiri, mtundu wapamwamba, komanso kusintha kosavuta, monga ma punch osinthira mwachangu ndi mbale zokhazikika, mbale zowongolera zolimba zodzoladzola ndi manja owongolera, njira zozungulira zopingasa ndi ziwalo zawo, Pali opanga ochepa kwambiri apakhomo opanga zida zapamwamba zapulasitiki ndi akasupe akuluakulu a nayitrogeni, ndipo chifukwa cha kusowa ndalama, zimakhala zovuta kukhazikitsa mapulojekiti osinthira ukadaulo, magwiridwe antchito opanga ndi otsika, nthawi yotumizira ndi yayitali, ndipo kutsutsana pakati pa kupereka ndi kufunikira kukukulirakulira.
Nthawi yotumizira: Juni-07-2021